/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */
package cgl.narada.test;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Properties;
import java.util.StringTokenizer;

public class ScalingPub {

  RTPEventComm endpoint;
  byte[] data = new byte[2000];
  String linkId;

  public ScalingPub(Properties linkProps, int topic) {
    Properties props = new Properties();
    props.put("UDPListenerPort", "8000");
    endpoint = new RTPEventComm();
    endpoint.loadCommunicationsOfType(props, "udp");
    linkId = endpoint.createLinkTo(linkProps, "udp");
    endpoint.sendNodeAddressRequestTo(linkId);
    endpoint.subscribeTo(topic, linkId);
    endpoint.measureDelays();
  }

  public void sendData(int topic) {
    endpoint.propagateEventToBroker(topic, data, linkId);
  }

  public static void main(String[] args) {
    if (args.length != 2) {
      System.out.println("Usage: java cgl.narada.test.ScalingPub <hostname>" +
			 "<portnum>");
      System.exit(0);
    }
    Properties linkProps = new Properties();
    linkProps.put("hostname", args[0]);
    linkProps.put("portnum", args[1]);
    ScalingPub pub = new ScalingPub(linkProps, 123456);

    BufferedReader r = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer tok;
    String cmd;
    while (true) {
      try {
	cmd = r.readLine();
	if (cmd == null) {
	  break;
	}
	
	if(cmd.startsWith("h")) {
	  System.out.println("Create Link          -> cr hostname portNum ");
	  System.out.println("Send NodeAddresReq   -> na  linkId");
	  System.out.println("Subscribe To         -> s   topic linkId");
	  System.out.println("Send Data To         -> sd  topic linkId" );
	}

	if (cmd.startsWith("sd ")) {
	  pub.sendData(123456);
	  continue;
	}
      }catch (IOException ioe) {
	ioe.printStackTrace();
      } /* end try-catch */
    } /*end while(true) */

  } /*end main() */
}
